the graph shows 30% of students walk. 80 students were questioned, so the number that said they walk is
30% × 80 = 0.30 × 80 = 24
Another question on Mathematics
Mathematics, 21.06.2019 14:00
What are the critical values that correspond to a 95% confidence level and a sample size of 93? a. 65.647, 118.136 b. 59.196, 128.299 c. 57.143, 106.629 d. 69.196, 113.145